Home / 6,138,605.73-8,472,909.68-3,626,181.51

Finding the Fourth Proportional to 6,138,605.73, 8,472,909.68 and 3,626,181.51

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Solution

The fourth proportional to 6,138,605.73, 8,472,909.68 and 3,626,181.51 is: 5,005,095.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138,605.73 : 8,472,909.68 = 3,626,181.51 : x
  2. Step 2: Convert to fraction form
    6,138,605.73/8,472,909.68 = 3,626,181.51/x
  3. Step 3: Cross multiply
    6,138,605.73x = 8,472,909.68 × 3,626,181.51
  4. Step 4: Simplify right side
    6,138,605.73x = 30,724,308,417,516.02
  5. Step 5: Solve for x
    x = 30,724,308,417,516.02/6,138,605.73
  6. Step 6: Final answer
    x = 5,005,095.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.